Prosecution Insights
Last updated: October 25, 2026

Gyan Chandra, USPTO Patent Examiner

Listed by the USPTO as CHANDRA, GYAN

Tech Center 3700 • Art Units: 1646 1653 1674 3783

This examiner grants 71% of resolved cases

Analysis

CHANDRA, GYAN has 1011 resolved cases, an allowance rate of 71.3%, and a median of 939 days to allowance. The profile is assigned to Tech Center 3700 and art unit 1646. The 27.5% interview lift indicates a meaningful positive measured association in a substantial record.

The listed companies are Novo Nordisk A/S, MannKind Corporation, and Kashiv Biosciences LLC, placing biotechnology and pharmaceutical work at the center of the listed portfolio. K&L Gates LLP, BIRCH STEWART KOLASCH & BIRCH, LLP, and CHALKER FLORES, LLP are the leading firms. Practitioners can use the interview measure and company concentration to shape preparation for comparable life-science matters.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

71.3%
Allow Rate
+1.3% vs TC avg
1,048
Total Applications
+27.5%
Interview Lift
939
Avg Prosecution Days
Based on 1011 resolved cases, 2023–2026

Rejection Statute Breakdown

4.1%
§101 Eligibility
14.9%
§102 Novelty
31.8%
§103 Obviousness
30.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19415046 PEPTIDE ANALOGS AND METHODS OF USING THE SAME Non-Final OA Novo Nordisk A/S
18591754 CO-AGONISTS OF THE GLP-1 AND AMYLIN RECEPTORS Non-Final OA Novo Nordisk A/S
18426412 GLP-1 RECEPTOR AGONISTS IN DEMENTIA Non-Final OA Novo Nordisk A/S
18550920 NOVEL FORMULATION OF FUSION PROTEIN Non-Final OA Kashiv BioSciences, LLC
18409277 THERAPEUTIC USES OF DULAGLUTIDE Non-Final OA Eli Lilly and Company
18412867 Recombinant Protein For Inducing Cytoplasmic Vacuolization Cell Death And Use Thereof Non-Final OA Shandong University
18041825 INSULIN RECEPTOR PARTIAL AGONISTS Non-Final OA Merck Sharp & Dohme LLC
18610188 COMBINATION OF IL-4/IL-13 PATHWAY INHIBITORS AND PLASMA CELL ABALATION FOR TREATING ALLERGY Non-Final OA REGENERON PHARMACEUTICALS, INC.
18275855 NON-TERMINAL ANTIBODY DISCOVERY METHODS AND SINGLE CELL ASSAYS Non-Final OA AMGEN INC.
18430757 THIOAMIDE-MODIFIED PEPTIDES AND USES THEREOF Non-Final OA PRESIDENT AND FELLOWS OF HARVARD COLLEGE
18271173 ENGINEERED STABLE ACE2 PROTEIN VARIANTS AS ANTIVIRAL NEBULIZED THERAPEUTICS Final Rejection THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
18024819 PEPTIDE, AND COSMETIC COMPOSITION AND PHARMACEUTICAL COMPOSITION COMPRISING SAME Final Rejection SEOUL NATIONAL UNIVERSITY HOSPITAL
18122768 A FUSION PROTEON OF STROMAL CELL-DERIVED FACTOR-1 (SDF-1) AND INTERLEUKIN-2 (IL-2) AND APPLICATIONS THEREOF Non-Final OA NATIONAL CHUNG HSING UNIVERSITY
18360393 POLYPEPTIDES BINDING TO A SPECIFIC EPITOPE OF THE NEONATAL FC RECEPTOR Non-Final OA Sanofi
18247235 PARTICLE BASED FORMULATION OF SARS-COV-2 RECEPTOR BINDING DOMAIN Final Rejection The Research Foundation for The State University of New York
18334212 Compositions and Methods for Treating Osteonecrosis Non-Final OA Texas Scottish Rite Hospital for Children
18546578 AQUEOUS COMPOSITION OF AN ENGINEERED PROTEIN CONSTRUCT COMPRISING AN FC DOMAIN Non-Final OA ARECOR LIMITED
18593204 METHOD OF TREATING DIABETES TYPE 2 BY ADMINISTERING ULTRARAPID ACTING INSULIN Non-Final OA MannKind Corporation
18440382 USE OF ULTRARAPID ACTING INSULIN Non-Final OA MannKind Corporation
17862825 METHODS AND COMPOSITIONS RELATING TO HOT-START, ONE-STEP, REVERSE TRANSCRIPTION-COUPLED PCR Final Rejection Wayne State University
18040869 PHARMACEUTICAL COMPOSITION COMPRISING LONG-ACTING CONJUGATE OF TRIPLE GLUCAGON/GLP-1/GIP RECEPTOR AGONIST Non-Final OA HANMI PHARM. CO., LTD.
17797644 METHODS FOR THE TREATMENT OF HUNTER SYNDROME Final Rejection DENALI THERAPEUTICS INC.
18444218 DENDRIMER COMPOSITIONS AND METHODS FOR TREATMENT OF SEVERE ACUTE RESPIRATORY DISTRESS SYNDROME Non-Final OA Ashvattha Therapeutics, Inc.
18289596 T CELL RECEPTORS RECOGNIZING C135Y, R175H, OR M237I MUTATION IN P53 Non-Final OA The United States of America, as represented by the Secretary, Department of Health and Human
18285668 IMMUNOHISTOCHEMISTRY METHODS AND KIR3DL2-SPECIFIC REAGENTS Final Rejection INNATE PHARMA
18274605 METHOD AND MEANS FOR MODULATING B-CELL MEDIATED IMMUNE RESPONSES Non-Final OA UNIVERSITÄT ULM
18443985 METHOD FOR PROMOTING BONE GROWTH USING ACTIVIN-ACTRIIA ANTAGONISTS Non-Final OA Acceleron Pharma Inc.
18217257 Affinity Chromatography Ligands with Mild Elution pH Non-Final OA GUANGZHOU BINDING TECHNOLOGIES CO., LIMITED
18028117 METHODS OF TREATING MELANOCORTIN-4 RECEPTOR PATHWAY-ASSOCIATED DISORDERS Non-Final OA RHYTHM PHARMACEUTICALS, INC.
18028036 TRANSDERMAL INSULIN FORMULATIONS AND METHODS OF USE THEREOF Non-Final OA Transdermal Delivery Solutions Corp. (d.b.a. HypoSpray Pharma)

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Frequently Asked Questions

What is examiner Gyan Chandra's allowance rate?

71.3% of resolved applications examined by Gyan Chandra were allowed (1,011 resolved cases), compared with 40.9% across Art Unit 1646 over the last five years.

Does an interview help with examiner Gyan Chandra?

This examiner's interview lift is +27.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Gyan Chandra take to allow a patent?

Applications allowed by Gyan Chandra took 939 days on average from filing to allowance.

Which art unit does examiner Gyan Chandra work in?

Gyan Chandra examines applications in Art Unit 1646 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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